riskbycounty
FEMA National Risk Index

Anderson County Disaster Risk

Anderson County, Texas

FEMA Risk Rating

Relatively Low

National Percentile

74th

of 3,144 counties

State Rank

#71

of 254 (1 = highest risk)

Flood Risk

70th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 70% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 78% of US counties

Tornado

Tornado and severe thunderstorm risk

Moderate

Higher than 92% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 40% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 73% of US counties

Risk Advisory: Anderson County

Risk Verdict

Anderson County shows a relatively low overall disaster risk profile, scoring in the 74th percentile nationally. The county faces moderate hazard exposure relative to other U.S. counties. Standard emergency preparedness is recommended, with attention to the specific hazards that dominate locally.

Hazard Breakdown

Tornado risk is the dominant hazard for Anderson County, scoring in the 92th percentile nationally. It is followed by wildfire risk at the 78th percentile. Additional hazards include hurricane (73th), flood (70th), earthquake (40th).

Preparedness Context

With tornado risk as the top concern, Anderson County residents should identify a safe room or interior space on the lowest floor, have a NOAA weather radio, and practice tornado drills with your household. Secondary risks such as wildfire also warrant attention in household and community preparedness planning. FEMA recommends all households maintain at least 72 hours of food, water, and medication supplies regardless of specific hazard exposure.

Regional Context

Anderson County is significantly riskier than the average county in Texas. Its composite risk score is 24.6 points higher than the state average, meaning residents face above-average exposure to natural hazards compared to their neighbors.

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Frequently Asked Questions

What is the natural disaster risk in Anderson County, TX?
Anderson County has a FEMA National Risk Index rating of Relatively Low, placing it in the 74th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect Anderson County?
Anderson County is evaluated for five major natural hazard types: tornado (92th percentile), wildfire (78th percentile), hurricane (73th percentile), flooding (70th percentile), earthquake (40th percentile). The highest-risk hazard is tornado at the 92th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does Anderson County risk compare to the Texas average?
Anderson County's composite risk percentile is 74th, compared to the Texas state average of 49th percentile. The state's overall risk rating is Relatively Low. This means Anderson County faces higher natural disaster risk than the typical county in Texas.
Is Anderson County at risk for tornado?
Yes, Anderson County's tornado risk is at the 92th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Anderson County is at the 70th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Why is Anderson County higher risk than average?
Anderson County's composite risk score of 74th percentile is above the Texas state average of 49th percentile. This elevated risk is driven by tornado exposure (92th percentile), along with wildfire and hurricane and flooding risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.

Counties with Similar Risk

Walker County

Texas

+0.2

Relatively Low

74th percentile

Cooke County

Texas

-0.3

Relatively Low

73th percentile

Hill County

Texas

-0.7

Relatively Low

73th percentile

By Logan Johnson, Founder & Data EditorUpdated Reviewed by Logan Johnson, Founder & Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.

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